28x30x1 MERV 12 AC Furnace Filters 6 Pack water-filtration It’s long lasting

It’s long lasting

It will remain effective for approximately 10-12 weeks and can be re-applied at half the initial rate to extend root protection in the field or when transplanting to a larger container

Flushing adds considerable life to the membrane as well

• Hold reading function

28x30x1 MERV 12 AC Furnace Filters 6 Pack water-filtration It’s long lastingNordic Pure MERV 12 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, allergens and other contaminants are removed. MERV 12 furnace filters are comparable to HVAC filters with the rating of MPR 1500 1900. While different